Home / 88,299.45-132,448.09-21,740.16

Finding the Fourth Proportional to 88,299.45, 132,448.09 and 21,740.16

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Solution

The fourth proportional to 88,299.45, 132,448.09 and 21,740.16 is: 32,609.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,299.45 : 132,448.09 = 21,740.16 : x
  2. Step 2: Convert to fraction form
    88,299.45/132,448.09 = 21,740.16/x
  3. Step 3: Cross multiply
    88,299.45x = 132,448.09 × 21,740.16
  4. Step 4: Simplify right side
    88,299.45x = 2,879,442,668.29
  5. Step 5: Solve for x
    x = 2,879,442,668.29/88,299.45
  6. Step 6: Final answer
    x = 32,609.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.